FRT Freeware

OST Converter Pro

Best Tool to Convert OST to PST, PDF, MBOX, and 8+ Formats with Attachments

Client Rating: (Average Rating 4.7 Based on Reviews)

FRT Freeware offers the best OST converter software to open and convert Outlook OST files into 8+ file formats including PST, EML, MBOX, EMLX, MSG, HTML, etc. This professional tool is fully featured, facilitating users to safely import OST to Gmail, Office 365, IMAP, and 5+ other email clients. Additionally, the software maintains the original hierarchy of the folder during the conversion/migration process. The OST file converter has an easy-to-navigate interface and wide compatibility across all Windows OS.

OST Converter Tool

OST PST
ost converter tool
key features

Key Features of OST File Converter Tool

  • Export OST File data including emails, attachments, contacts, calendars, and others.
  • Move Outlook 2016 OST data file in bulk, without any size restriction for conversion.
  • Preview the added OST file data including emails and attachments before converting.
  • Convert OST to PST, EML, MBOX, EMLX, MSG, HTML, vCard, ICS, and TGZ format.
  • Supports migrating Outlook OST files to Office 365, Gmail, Yahoo Mail, and other email clients.
  • Offers diverse filters to eliminate migration of unwanted data, making output precise.
  • Free OST Converter allows users to know the tool’s working before spending to buy.
  • Maintains the OST file's original structure and formatting during conversion.
  • Posses wide compatibility, supporting all Outlook OST and Windows OS version.

Explore the Benefits of Using the Best OST Conversion Tool

Secure OST File Conversion

The OST File Converter allows complete OST file data conversion, including emails, contacts, calendars, etc. securely. It also preserves the originality of data and maintains data integrity during conversion. Moreover, no data is lost or damaged once the process is complete.

Converts OST Files in Bulk

The manual Import/Export process of converting OST converts only a single OST file at a time. The OST Exporter by FRT Freeware allows bulk conversion. Thus, you can convert single or multiple OSTs at a time, without any complexity of the procedure. It also saves user effort and time.

Preview OST File Data

As soon as you have added the OST files to the tool, it scans them and shows a structured preview. The folders are arranged in a tree hierarchy so that you can see all folders, emails, and attachments. Before you begin the conversion, check to ensure converting only necessary data.

Save OST to Other Formats

The efficient OST utility lets users save OST files locally in different file formats. You can save OST data to PDF, PST, EML, EMLX, MBOX, MSG, HTML, VCF, ICS, and TGZ formats. Thus, users can convert OST to a compatible format and open it anytime.

Migrate OST to Office 365

One can also migrate OST files to cloud platforms, using this OST Migrator Online. It facilitates migrating OST to Office 365, Gmail, Yahoo Mail, Hotmail, GoDaddy, Amazon Workmail, and more. It eases the hectic migration through the manual steps.

No File Size Restriction

Large and Oversized OST files are generally prone to corruption. If you have such files, Offline OST file Converter will help you convert them into PST and later split PST into smaller files. The tool has no size limit, supporting large and oversized OST files for conversion.

Various Filters to Convert OST

OST files may contain several unnecessary data. The OST Export Tool enables users to prevent migrating unwanted emails to output files through the filter. You can choose folders or subfolders from the preview and also remove empty folders.

Maintains OST Meta Properties

Many software fail to keep the folder order and data safe during migration. However, this is not the case with FRT Freeware Microsoft OST Converter. It keeps your folder structure and data intact, without altering the original important data.

Fit for all Windows OS

No matter what Windows OS you use, the tool can be downloaded and run on all versions. It is widely compatible, supporting the latest as well as older versions. Additionally, supports OST files from any version of Outlook or MS Exchange.

Software Requirements & Specifications

Hardware Requirement

Processor: Pentium Class

Memory: Minimum 128MB RAM (512MB recommended)

Hard Disk - 50 MB for Software installation

Disk Space - Enough space to store recovered output

Operating System

Windows 10/ 8.1/ 8/ 7/ Vista

Windows Server - 2012/ 2008 R2/ 2008/ 2003 R2/ 2003

Version Supports

MS Outlook 2019, 2016, 2013 (32 bit and 64 bit versions)/ 2010 / 2007/ 2003/ 2002/ 2000

License Types

Home LicenseThis License is used for personal purposes only; It can be activated on two systems, such as desktop and laptop.

Corporate LicenseCorporate License provided to company or organization. User Can use the License on Multiple systems at a Single Location within a Company.

Technical LicenseTechnician License is for Data Recovery companies, AMC, and service providers. This License can be activated on multiple systems and multiple locations.

Free Outlook OST Converter vs Full Version

Software Features Trial Version Full Version
Export OST Data Export Emails, Contacts, Calendars, and other data from the OST file
Bulk Conversion Converts Multiple OST files at Once
No Restriction Supports OST of all Sizes
Converts OST File Save OST to PST, EML, PDF, HTML, VCF, ICS, and other formats
OST File Migration Migrates OST files to Office 365, Gmail, Yahoo Mail, Hotmail, etc.
Preview Feature Shows tree-structured OST mailbox preview
Split Resultant PST Feature
Maintains Original Folder Hierarchy
Compatibility Posses Great Compatibility across All Windows OS
Save OST File Data Saves 30 Items per Folder Unlimited
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FAQ’s Outlook OST Converter Software

Follow the steps below to convert OST to PST or any other format:

  • Launch the OST Exporter tool and add OST files.
  • Preview emails in the preview panel and choose folders to convert.
  • Go to Export and specify PST as the saving format.
  • Select a saving path for the output file and apply filters.
  • Click on Convert Now to initiate OST Conversion.

Yes. The OST File Exporter is a proficient utility for converting multiple OST files at once. Moreover, it protects the original file structure during conversion.

It has no file size limitation. The OST Converter Software applies no restriction on the file size for conversion. Thus users can conveniently export OST- large or oversized.

Users can easily backup Offline OST File to various file formats including PDF. The tool allows users to save OST data to PST, EML, MBOX, HTML, VCF, TGZ, ICS, and more.

You can use the OST Migration Tool to migrate OST files to your Gmail account directly. The process is simple: Run the tool > Add OST files > click on Cloud Migration > Choose Gmail > Login to Gmail Account > and migrate.

Yes. You can use the free version of the OST File Converter and convert OST files. However, it is limited to converting only 30 emails per folder. So, for complete migration, purchase the premium tool.

Of course. One can use the convert OST Tool across any version of Windows OS. It is highly compatible and a versatile tool.

Our Client’s Feedback

"I tried several tools, but the FRT Freeware’s OST File Converter worked like a charm! The best part for me was how quickly it converted my OST files to PDF format without any data loss. It saved all my emails, contacts, and even attachments."

Cressida Williams

"I’d highly recommend this tool for anyone needing a reliable and fast conversion of OST files. I needed to transfer my OST files from my old Outlook account to a new email client. This OST Migration Tool did exactly that, in less than 20 minutes."

Callum Braxton

"This OST Converter by FRT Freeware is incredibly user-friendly! I’m not very tech-savvy, but the interface made it super easy for me to carry out the entire conversion. I appreciated the feature that allowed me to preview emails before converting."

Ronan Huxley

"The OST Export Software is really impressive. The tool is reliable and a cake walk for all types of users, even novice or non-technical users. It helped me manage my OST file data with convenience."

Isolde Ashford

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